Home / 13,334,067.64-18,400,915.38-7,532,743.96

Finding the Fourth Proportional to 13,334,067.64, 18,400,915.38 and 7,532,743.96

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Solution

The fourth proportional to 13,334,067.64, 18,400,915.38 and 7,532,743.96 is: 10,395,131.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,334,067.64 : 18,400,915.38 = 7,532,743.96 : x
  2. Step 2: Convert to fraction form
    13,334,067.64/18,400,915.38 = 7,532,743.96/x
  3. Step 3: Cross multiply
    13,334,067.64x = 18,400,915.38 × 7,532,743.96
  4. Step 4: Simplify right side
    13,334,067.64x = 138,609,384,187,166.09
  5. Step 5: Solve for x
    x = 138,609,384,187,166.09/13,334,067.64
  6. Step 6: Final answer
    x = 10,395,131.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.